Facility	City	Industry	Status	Distance
Hanson Aggregates	Walnut Creek	Asphalt Paving Mixture and Block Manufacturing 324121	UNVERIFIED	0.1 KM
Pain Medicine Consultants	Pleasant Hill	Petroleum Lubricating Oil and Grease Manufacturing 324191	UNVERIFIED	4.3 KM
Pleasant Hill Star Smog	Pleasant Hill	All Other Petroleum and Coal Products Manufacturing 324199	UNVERIFIED	4.2 KM
Galaxy I Concord Corporation	Concord	Petroleum Lubricating Oil and Grease Manufacturing 324191	UNVERIFIED	5.4 KM
Granite Construction Company	Concord	Asphalt Paving Mixture and Block Manufacturing 324121	UNVERIFIED	5.8 KM

Every listed plant in Contra Costa County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Hanson Aggregates

Walnut Creek, CA

UNVERIFIED324121

WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 5 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

EPA cross-references this facility in CARB-TCH, EIS · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	AUG 2024	AUG 2024

FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT

FIELD	SOURCE	SIGNAL
ADDRESS LINE1	EPA FRS	JUL 2026
CITY	EPA FRS	JUL 2026
GEOM	EPA FRS	JUL 2026
NAME	EPA FRS	JUL 2026
STATE	EPA FRS	JUL 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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